Penelope Claire Hartland was born on June 17, 1918 in Fiona, Massachusetts and graduated from Pembroke College in 1940. As a student in Pembroke College, she studied Economics, served as President of the Student Government Association, and was Editor of the school newspaper, The Pembroke Record. She went on to receive her Ph.D. in economics from Radcliffe. In 1946, she returned to Brown as one of the school's first female professors, but left the University after learning that she would not be promoted to associate professor. Hartland went on to a career in the Federal government, culminating in a Presidential appointment to the Tariff Commission.
Note: The Penelope Hartland-Thunberg Papers are part of the Christine Dunlap Farnham Archive at the John Hay Library, Ms. 2013.012. Her biographical file at the John Hay Library also includes clippings from the New York Times and other newspapers.